Table 1.

Summary of end-to-end deep learning (DL) methods for remote HR measurement.

Ref.	Year	2D CNN	3D CNN	2D CNN + RNN	NAS	Attention
[26]	2018	✓
[27]	2018	✓				✓
[28]	2020	✓				✓
[29]	2019		✓	✓
[30]	2019		✓			✓
[31]	2020		✓		✓
[32]	2021		✓			✓
[33]	2021		✓
[34]	2021		✓			✓
[35]	2019			✓		✓